Amazfit Arc vs. Amazfit Bip vs. Fitbit Charge HR vs. Diesel On Full Guard 2.5 vs. Amazfit T-Rex

 
Arc
Bip
Charge HR
On Full Guard 2.5
T-Rex
 AmazfitArcRemove Buy NowAmazfitBipRemove Buy NowFitbitCharge HRRemove Buy NowDieselOn Full Guard 2.5Remove Buy NowAmazfitT-RexRemove Buy Now

Basic Info

Suggested Price$69.99$99.99$150$325$140
Release20162018201520182019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration20 days30 days5 days4 days20 days
Rechargeable

Compatibility

Android
iOS
Windows PhoneNA
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution72 x40176 x 176NA454x454360 x 360
Size0.42 inches1.28 inchesNA1.39 inches1.3 inches
TouchNA
TypeOLEDNAOLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP67IP681 ATM3 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemNAWear OSBuild-in
Apps
Music

All Wearables